6655001713441 has 3 divisors (see below), whose sum is σ = 6655004293171. Its totient is φ = 6654999133712.

The previous prime is 6655001713421. The next prime is 6655001713489. The reversal of 6655001713441 is 1443171005566.

The square root of 6655001713441 is 2579729.

It is a perfect power (a square), and thus also a powerful number.

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length.

It can be written as a sum of positive squares in only one way, i.e., 2603959915041 + 4051041798400 = 1613679^2 + 2012720^2 .

It is not a de Polignac number, because 6655001713441 - 2¹³ = 6655001705249 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (6655001713411) by changing a digit.

It is a polite number, since it can be written in 2 ways as a sum of consecutive naturals, for example, 1289865 + ... + 3869593.

Almost surely, 2^{6655001713441} is an apocalyptic number.

6655001713441 is the 2579729-th square number.

6655001713441 is the 1289865-th centered octagonal number.

It is an amenable number.

6655001713441 is a deficient number, since it is larger than the sum of its proper divisors (2579730).

6655001713441 is an frugal number, since it uses more digits than its factorization.

6655001713441 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5159458 (or 2579729 counting only the distinct ones).

The product of its (nonzero) digits is 302400, while the sum is 43.

The spelling of 6655001713441 in words is "six trillion, six hundred fifty-five billion, one million, seven hundred thirteen thousand, four hundred forty-one".